About this item Material: 100% brand high-quality zinc alloy + soft silicone. The use of CNC precision carving technology, anti-falling and wear-resistant, alloy material, does not block the signal, and accurately fits. All-inclusive protection, waterproof, scratch-resistant, anti-fall, three-dimensional silicone buttons, 3D touch, comfortable and textured pressing, light-storing luminous effect, and sporty three-color strip design make you look younger. Seamless fit, customized according to the original car key 1:1. Separate structure, easy to install. The clever combination of the metal shell and the silicone key cover can block the signal shielding ring formed by the metal, and the truck can be locked/unlocked/opened without removing the key. Exquisite keychain, selected high-quality alloy materials, sturdy and durable, will not deform or fade under extreme temperatures. Suitable for: for b-m-w 3 Series (2005-2012) / for b-m-w 5 Series (2006-2010) / for b-m-w 6 Series (2006-2007) / for b-m-w M3 (2009-2013) / for b-m-w M5 (2005) / for b-m-w X1 (2012-2015) / for b-m-w X5 (2008-2013) /for b-m-w X6 (2008-2013) / for b-m-w Z4. Material: 100% brand high-quality zinc alloy + soft silicone. The use of CNC precision carving technology, anti-falling and wear-resistant, alloy material, does not block the signal, and accurately fits. All-inclusive protection, waterproof, scratch-resistant, anti-fall, three-dimensional silicone buttons, 3D touch, comfortable and textured pressing, light-storing luminous effect, and sporty three-color strip design make you look younger. Seamless fit, customized according to the original car key 1:1. Separate structure, easy to install. The clever combination of the metal shell and the silicone key cover can block the signal shielding ring formed by the metal, and the truck can be locked/unlocked/opened without removing the key. Exquisite keychain, selected high-quality alloy materials, sturdy and durable, will not deform or fade under extreme temperatures. Suitable for: for b-m-w 3 Series (2005-2012) / for b-m-w 5 Series (2006-2010) / for b-m-w 6 Series (2006-2007) / for b-m-w M3 (2009-2013) / for b-m-w M5 (2005) / for b-m-w X1 (2012-2015) / for b-m-w X5 (2008-2013) /for b-m-w X6 (2008-2013) / for b-m-w Z4.